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Adjusting Amps For Dummies (Me) Long
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<blockquote data-quote="2therock" data-source="post: 34801" data-attributes="member: 543386"><p>The crossovers that come with your Cerwin Vegas are pre-set but they only crossover the mid and the tweeter. The low point of the mid comes from your amp or head unit.</p><p></p><p>If possible, defeat one of the crossovers (either on the head unit or amp). If you can't, try and set them to the same frequency. Anytime you add crossovers together, the slope adds. For example, if you have a the head set to 90 Hz (high pass) at 12 dB per octave and the amp at 90 Hz (high pass) at 12 dB/Octave, your speakers will see a 90 Hz high pass signal at 24 dB per octave. This can be good most of the time (the steeper the slope the better) but sometimes you want a more shallow slope. Listening tests will determine this.</p><p></p><p>If the crossovers aren't set up to the same frequency, then the slope cascades. For example, if the head is set at 100 Hz and the amp is at 80, the head starts to roll things off and then the amp does again so you get a cascading affect, this is not good so like I said, try to set them to the same frequency.</p><p></p><p>As far as the Q setting goes, this adjusts the width of the frequency you are boosting on the bass EQ. For example, if you want to boost 45 Hz with a high Q (2-4), the EQ will focus on 45 Hz (tighter bass). If you set the Q to a low setting (.3 or something like that), the bass will be louder, but probably boomier and not as accurate.</p><p></p><p>I hope this helps you out.</p></blockquote><p></p>
[QUOTE="2therock, post: 34801, member: 543386"] The crossovers that come with your Cerwin Vegas are pre-set but they only crossover the mid and the tweeter. The low point of the mid comes from your amp or head unit. If possible, defeat one of the crossovers (either on the head unit or amp). If you can't, try and set them to the same frequency. Anytime you add crossovers together, the slope adds. For example, if you have a the head set to 90 Hz (high pass) at 12 dB per octave and the amp at 90 Hz (high pass) at 12 dB/Octave, your speakers will see a 90 Hz high pass signal at 24 dB per octave. This can be good most of the time (the steeper the slope the better) but sometimes you want a more shallow slope. Listening tests will determine this. If the crossovers aren't set up to the same frequency, then the slope cascades. For example, if the head is set at 100 Hz and the amp is at 80, the head starts to roll things off and then the amp does again so you get a cascading affect, this is not good so like I said, try to set them to the same frequency. As far as the Q setting goes, this adjusts the width of the frequency you are boosting on the bass EQ. For example, if you want to boost 45 Hz with a high Q (2-4), the EQ will focus on 45 Hz (tighter bass). If you set the Q to a low setting (.3 or something like that), the bass will be louder, but probably boomier and not as accurate. I hope this helps you out. [/QUOTE]
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